In a potentiometer arrangement, a cell of EMF 2 V gives a balance point at 40 cm length of the wire. If this cell is replaced by another cell and the balance point shifts to 60 cm , then the EMF of the second cell is

Question

In a potentiometer arrangement, a cell of EMF 2 V gives a balance point at 40 cm length of the wire. If this cell is replaced by another cell and the balance point shifts to 60 cm , then the EMF of the second cell is, 1 V, 2 V, 3 V, 4 V

MARKS App · Accepted Answer

2 40 = V 60 V = 3 V

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